Desktop keyboard KH-SK89-289-Ctrl

membrane89-keyindustrial

Product overview
The KH-SK89-289-Ctrl is an IP67 silicone-sealed industrial keyboard designed for controlled and hygienic environments. It features an optimized 89-key layout with a prominent Ctrl key and a dedicated Clean function key for fast sanitation. Adjustable backlight ensures visibility in low-light conditions. Optional Cyrillic (Russian) legend available. Place of origin: China. Certifications: CE / ROHS / FCC.

Features

• IP67 silicone-sealed front for dust and water protection
• Optimized 89-key layout with prominent Ctrl key
• Dedicated Clean function key for rapid sanitation cycles
• Adjustable backlight for improved visibility
• Optional Russian (Cyrillic) legend
• Gold-plated contacts for reliable signal transmission
• USB interface for easy integration

Specifications
Dimensions: 289 x 113 mm
Keys: 89 silicone backlit keys
Power supply: 5.0V DC ±5%
OS compatibility: Windows (all versions), Vista, Linux, Unix, Mac OS X, iOS, Android
Temperature range: Storage -45°C to +85°C; Operating -40°C to +80°C
Protection level: IP67 (front)
Connector: USB
Humidity: Operating 30–95% RH
MTBF: > 50000 hours
MTTR: < 30 minutes
Warranty: 1-year limited warranty

Technical specifications

• Model: KH-SK89-289-Ctrl
• Sealing: IP67 silicone-sealed front
• Key count: 89 keys with gold-plated contacts
• Backlight: Adjustable backlight
• Interface: USB
• Power: 5.0V DC ±5%
• Operating temperature: -40°C to +80°C
• Storage temperature: -45°C to +85°C
• Operating humidity: 30–95% RH
• MTBF: > 50000 hours
• Certifications: CE / ROHS / FCC
• Warranty: 1-year limited warranty